fix: use libp2p keysizes

cmd/seccat/seccat.go

@@ -10,7 +10,6 @@ package main
 
 import (
 	"context"
-	"errors"
 	"flag"
 	"fmt"
 	"io"
@@ -113,8 +112,8 @@ func main() {
 }
 
 func setupPeer(a args) (peer.ID, pstore.Peerstore, error) {
-	if a.keybits < 2048 {
-		return "", nil, errors.New("bitsize less than 2048 is considered unsafe")
+	if a.keybits < ci.MinRsaKeyBits {
+		return "", nil, ci.ErrRsaKeyTooSmall
 	}
 
 	out("generating key pair...")

go.mod

@@ -30,7 +30,7 @@ require (
 	github.com/ipfs/go-ipfs-blockstore v0.1.0
 	github.com/ipfs/go-ipfs-chunker v0.0.3
 	github.com/ipfs/go-ipfs-cmds v0.1.1
-	github.com/ipfs/go-ipfs-config v0.0.11
+	github.com/ipfs/go-ipfs-config v0.0.12
 	github.com/ipfs/go-ipfs-ds-help v0.0.1
 	github.com/ipfs/go-ipfs-exchange-interface v0.0.1
 	github.com/ipfs/go-ipfs-exchange-offline v0.0.1

go.sum

@@ -203,6 +203,8 @@ github.com/ipfs/go-ipfs-cmds v0.1.1 h1:H9/BLf5rcsULHMj/x8gC0e5o+raYhqk1OQsfzbGMN
 github.com/ipfs/go-ipfs-cmds v0.1.1/go.mod h1:k1zMXcOLtljA9iAnZHddbH69yVm5+weRL0snmMD/rK0=
 github.com/ipfs/go-ipfs-config v0.0.11 h1:5/4nas2CQXiKr2/MLxU24GDGTBvtstQIQezuk7ltOQQ=
 github.com/ipfs/go-ipfs-config v0.0.11/go.mod h1:wveA8UT5ywN26oKStByzmz1CO6cXwLKKM6Jn/Hfw08I=
+github.com/ipfs/go-ipfs-config v0.0.12 h1:MVjLpsjmlziMkHbeIcbEC22EGzoJn+AkjQTLVa77IwM=
+github.com/ipfs/go-ipfs-config v0.0.12/go.mod h1:C4Cqf+ys+j5hmKBckGyYh6w+3g/Q9JptQelRQKSZS3c=
 github.com/ipfs/go-ipfs-delay v0.0.0-20181109222059-70721b86a9a8/go.mod h1:8SP1YXK1M1kXuc4KJZINY3TQQ03J2rwBG9QfXmbRPrw=
 github.com/ipfs/go-ipfs-delay v0.0.1 h1:r/UXYyRcddO6thwOnhiznIAiSvxMECGgtv35Xs1IeRQ=
 github.com/ipfs/go-ipfs-delay v0.0.1/go.mod h1:8SP1YXK1M1kXuc4KJZINY3TQQ03J2rwBG9QfXmbRPrw=